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Finding the Fourth Proportional to 144,580.92, 216,882.33 and 44,751.21

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Solution

The fourth proportional to 144,580.92, 216,882.33 and 44,751.21 is: 67,130.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,580.92 : 216,882.33 = 44,751.21 : x
  2. Step 2: Convert to fraction form
    144,580.92/216,882.33 = 44,751.21/x
  3. Step 3: Cross multiply
    144,580.92x = 216,882.33 × 44,751.21
  4. Step 4: Simplify right side
    144,580.92x = 9,705,746,695.12
  5. Step 5: Solve for x
    x = 9,705,746,695.12/144,580.92
  6. Step 6: Final answer
    x = 67,130.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.